/**
 * Copyright (c) 2020 Baidu, Inc. All Rights Reserved.
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.baidu.agile.agent.common.util;

import java.lang.management.ManagementFactory;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Map;

public class LocalUtils {
    public static Map<String, String> getSystemEnv() {
        return System.getenv();
    }

    public static Map<String, String> getSystemProps() {
        return ManagementFactory.getRuntimeMXBean().getSystemProperties();
    }

    public static String getHostIp() {
        try {
            InetAddress address = InetAddress.getLocalHost();
            return address.getHostAddress();
        } catch (UnknownHostException e) {
            return e.getMessage();
        }
    }

    public static String getHostName() {
        try {
            InetAddress address = InetAddress.getLocalHost();
            return address.getHostName();
        } catch (UnknownHostException e) {
            return e.getMessage();
        }
    }

}
